Biologie
Zellbiologie, Genetik, Ökologie und Grundlagen der Lebenswissenschaften.
-
an ultrasound examination uses high - frequency sound waves to produce …
month 4
-
question 10 of 20 imagine you are giving a presentation and the power g…
D. Handouts of your slides
-
osmosis is the movement of _________ through a semi - permeable membran…
water
-
3. for each phenotype, give the genotypes that are possible for patrick…
4A. Genotipos: Ss, ss. Fenotipos: Square (Ss), Round (ss). 4B. 2 out of 4 or 50%. 4C. 2 out of 4 or 50%. 5A. Genotipos: PP, Pp, pp. Fenotipos: Pink (PP, Pp), Yellow (pp). 5B. 3 ou…
-
a hyperlink: a. can spell check your slide presentation. b. can tell yo…
C. can take the user to an external Internet site.
-
label the following figure of the female reproductive system. where the…
- "where the sperm enter the uterus": Cervix - "where the zygote implants and continues to develop": Uterus (endometrium) - "where the sperm fertilizes the egg": Fallopian tube - …
-
which type of species typically represents later successional stages in…
C. K-selected species
-
wild fluctuations in their population size above and below carrying cap…
B. r - selected and K - selected
-
question 2 of 10 evgeni delivered his entire presentation while standin…
C. His slides, and not him, became the main focus of the presentation.
-
wild fluctuations in their population size above and below carrying cap…
B. The majority don't even survive to adulthood.
-
tend to have a stable population size near carrying capacity and are ad…
slow growth
-
between reproductive strategies helps explain the diverse patterns of l…
high parental care of offspring
-
which reproductive strategy is described below? this type of reproducti…
K - selected
-
after his presentation, tao was asked a lot of questions about many dif…
A. An outline slide with internal hyperlinks
-
(13) as an added benefit, those who read fiction grow in another specif…
C. entertainment
-
(13) as an added benefit, those who read fiction grow in another specif…
Despite these benefits, some people still tend to deny the value of reading fiction.
-
question 4 of 10 which type of neuron sends a signal from the gray matt…
Efferent neuron
-
insert two dashes where needed. tim samaras the legendary storm chaser …
Tim Samaras—the legendary storm chaser killed by a deadly tornado in 2013—was known for his daring missions to collect data from passing storms.
-
warm - up (pg. 61) a disease reduces the mouse population. how does thi…
The kite may have less food (so its population could potentially decrease if mice are a major food source). The lion is likely not affected (assuming no direct food - web link to …
-
insert two dashes where needed. new dna evidence suggests that the kiwi…
New DNA evidence suggests that the kiwi—a small, flightless bird found in New Zealand—is closely related to the enormous, extinct elephant bird.
-
which of the following statements is true about taste bud preferences? …
B. Taste buds have the ability to respond to all of the taste sensations.
-
review the details below. • lions feed on large herbivores like zebras …
Animals in the African savanna depend on other animals in their ecosystem to survive.
-
the panama canal railway, completed in 1855, connected the atlantic and…
C. "By 1860, several trading companies from around the world had established warehouses and offices in the Panamanian cities of Colón and Panama City, creating permanent trading n…
-
eduardo completes a study that supports the claim that eating broccoli …
B. He should explain the results in as many places as possible.
-
read the excerpt from dr. martin luther kings \letter from birmingham j…
by describing Birmingham's record of injustice
-
__________ allow people to smell different aromas and taste sweet, salt…
B. Chemoreceptors
-
page(s) 438 - 441 22.5 describe the stages of prenatal development in h…
- Facial characteristics (mouth, eyes, ears) begin to develop: First Trimester - Heartbeat is audible: Second Trimester - Taste buds develop: Third Trimester
-
an expectant parent and their partner are anxious to plan a gender reve…
No, because sex organs do not differentiate until the third month of pregnancy.
-
new laws that were passed during the industrial revolution helped city …
improving the standard of living in cities.
-
during the industrial revolution, who demanded reform? factory owners w…
working class people
-
the middle class that emerged during the industrial revolution consiste…
C. wealthy people who owned factories and businesses.
-
48 the gray matter of the spinal cord is divided into areas called mult…
C. horns
-
46 what is the correct order for the components of a reflex arc? multip…
C. Receptor, sensory neuron, interneuron, motor neuron, effector
-
when breeding two plants together, a gardener found that crossing a red…
Codominance
-
the dominant trait for pea pod color is green (g), while the recessive …
\(25\%\)
-
38 the fascicles of peripheral nerves are surrounded by what tissue lay…
Perineurium
-
in a bird population, 50% of the individuals had white feathers, and 50…
Directional selection did not increase the population’s biodiversity.
-
a biology teacher asks students to give examples of genetic variations …
changes in genetics in human populations
-
34 what type of fibers are found in spinal nerves? multiple choice sens…
Both motor and sensory neurons
-
a scientist is trying to determine the relationship between clams, snai…
Clams and squid have been evolving separately for a shorter time than clams and snails.
-
a group of psychologists are studying how certain parts of the brain al…
C. biological
-
what is a dermatome? multiple choice region of skin innervated by a sin…
Region of skin innervated by a single spinal nerve.
-
30 when the flexor muscles of one arm contract in a withdrawal reflex, …
Crossed extensor reflex
-
1 select the correct verb tense. then identify if the correct verb tens…
had owned; past perfect # 2.
-
25 synaptic knobs are at the ends of multiple choice axons dendrites ce…
Axons.
-
henry was studying two populations of the same species of lizards. one …
Genetic drift greatly affects small populations, but large populations can recover.
-
24 most of the neurons in the brain and spinal cord are _ multiple choi…
multipolar
-
23 what structural type of neuron has a single process that extends fro…
Unipolar neuron
-
which best illustrates a result of natural selection? a bat that is bor…
giraffes having increasingly longer necks over time
-
exam 3 - chapters 10 and 11 nervous system i and ii (2 attempts) how do…
By stimulating many neurons
-
charles darwin hypothesized that some individuals would be better equip…
Thomas Malthus, who studied population growth.
-
21 what is myelin? multiple choice a substance released from a neuron t…
Layers of lipids and proteins that wrap around an axon.
-
use the information given to answer the question the table shows data c…
predation by the bass, black bear, and hawk populations
-
what is convergence? multiple choice a neuroglial cell contacts many ne…
Axons from neurons in different parts of the nervous system contact the same neuron.
-
consider the generalized cladogram of fish. a fossilized fish is found …
B
-
19 the most rapid conduction of an impulse along an axon occurs on a fi…
thick and myelinated
-
the table shows the possible relationships between two different specie…
W and Y
-
18 what is the correct sequence of events that occurs along an axon aft…
2,1,4,3
-
jerclyn needs to create a project that shows geographic isolation in ac…
a video that shows the island of Madagascar with lemur populations separated from the mainland.
-
an island has many kinds of birds, no native species of snakes, and few…
more snakes and fewer birds
-
17 what is a function of the nervous system? multiple choice provides n…
Controls the movement of muscles
-
scientists notice structural similarities between fossils of a land ani…
common ancestry
-
16 a test organism develops a genetic mutation that causes neurons to d…
No neurotransmitters will be stored or released into the synapse to signal the postsynaptic neuron.
-
correctly identify the relationships among the oxpecker, the ticks, and…
- Impala and oxpecker: mutualism - Oxpecker and ticks: predation - Ticks and impala: parasitism
-
which best describes biogeographic isolation? it always leads to the fo…
It is a mechanism for evolution.
-
myelin is rich in multiple choice lipids nucleic acids salts carbohydra…
lipids
-
what is an abiotic factor that would be critical to the survival of ana…
sulfur
-
14 masses of myelinated nerve fibers appear multiple choice brown gray …
C. white
-
match the components of reproduction with the type of reproduction. not…
- Sexual reproduction: gametes, sperm, oocytes, meiosis, genetic material from multiple parents, animal reproduction - Asexual reproduction: cloning
-
13 what is a reason that the axons in the cns and pns differ in their a…
Axons of the CNS lack a neurilemma.
-
a tapeworm is found in a youngs mans intestines. the tapeworm feeds fro…
parasitism
-
horses and zebras can be bred to produce a zorse, which is infertile. w…
Their offspring cannot breed.
-
what is represented when two unrelated species interact together and re…
symbiosis
-
12 how is an impulse transmitted from one neuron to another? multiple c…
An impulse stimulating a presynaptic axon causes the release of neurotransmitters into a synaptic cleft.
-
in what type of relationship are both species potentially negatively im…
B. competition
-
10 how many axons and/or dendrites can a neuron have? multiple choice n…
One axon and many dendrites
-
which of the following statements represent communication similarities …
A. The nervous and endocrine systems both help the body to stay in balance through homeostasis.
-
enzymes and cellular regulation what are the factors that regulate the …
1. Lipase and pepsin. 2. a. Stomach. b. Small intestine.
-
9 every neuron has which of the following components? multiple choice a…
C. A cell body
-
8 when ten or more pre - synaptic neurons conduct impulses to five or f…
C. convergent
-
7 which cells produce myelin in the brain and spinal cord? multiple cho…
Oligodendrocytes
-
why are the miller-urey experiments essential to the theory of evolutio…
They showed how organic molecules could be made from Earth’s early atmosphere.
-
6 a physiologist testing signal transduction rates in two different ner…
The faster nerve fiber is myelinated and the slower one is not.
-
5 a person is exposed to a drug that prevents vesicles from forming in …
Neurotransmitters won't be released into the synapse.
-
4 if a neuron is stimulated causing changes in the membrane potential t…
threshold
-
a neuron in the aorta detects oxygen content in the blood and relays th…
C. afferent, autonomic
-
the resting cell membrane is more permeable to which ion? multiple choi…
Potassium
-
in a cladogram, when does a group of organisms branch off? when a new t…
A. when a new trait evolves
-
evolution is change in a population over time and includes the gene poo…
B. Biogeographic isolation causes changes in gene pools that result from populations being separated.
-
which of the following best defines a gene pool? the sum of all genetic…
the sum of all genetic traits in a population's individuals at a given time
-
a student has written a paper about a deer population that was separate…
A. Speciation by Geographic Isolation
-
chapter 22: homeostasis, reproduction, and development: baby bust page …
14 days
-
a male cardinals red color is an example of a trait affected by natural…
A. increased variation in the shades of red because there is no advantage in one specific color
-
cells are the basic unit of structure and function in all living things…
"Only animal cells are composed of cells" is not part of the cell theory.
-
a prokaryotic and eukaryotic cells contain a gel - like substance filli…
Cytoplasm.
-
which type of selection leads to increased phenotypic and genetic varia…
B. disruptive selection
-
which of the following does not correctly match the organelle with its …
Lysosomes help transport materials throughout the cell.
-
mitochondria vacuole nucleus lysosome this organelle stores water, wast…
vacuole
-
which of the following is an example of reproductive isolation? two pop…
two populations of finches that cannot produce viable offspring
-
reticulum, cell wall endoplasmic mitochondria, which organelles are pre…
Chloroplast, Central vacuole, Cell wall